Massachusetts hail map — August 15, 2024
NOAA radar detected hail of an inch or more over 6 Massachusetts cities on August 15, 2024. The largest stones — 1.00″, quarter size — fell over Brockton.
- Cities hit
- 6
- in Massachusetts
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- from stone size
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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Massachusetts cities hit on August 15, 2024
What people on the ground measured in Massachusetts on August 15, 2024
5 reports filed with the National Weather Service — 2 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 1.25″ half dollar size PublicRaynham, MA5:00 PM EDTBristol County
Picture of quarter sized hail on Twitter based out of Raynham. Time estimated via radar.
- 1.00″ quarter size Public3 N Walpole, MA4:09 PM EDTNorfolk County
- 1.00″ quarter size PublicNorwood, MA4:15 PM EDTNorfolk County
- 1.00″ quarter size Emergency Mngr2 NW Raynham, MA4:54 PM EDTBristol County
Emergency manager posted image on Twitter describing quarter sized hail that melted rather quickly. Posted from Raynham.
- 0.50″ penny size Trained Spotter2 W Tyngsboro, MA3:25 PM EDTMiddlesex County
On Business Park Dr. in Tyngsboro. Relayed via amateur radio. Time estimated via radar.
Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.
Massachusetts hail on August 15, 2024
NOAA radar put hail of an inch or more over 6 Massachusetts cities that day. The largest stones — 1.00 inches, quarter size — were over Brockton. Every city hit is listed above with its own stone size.